MESSAGE FROM OUR PRESIDENT & CEO Dear colleagues, clients and shareholders, Marsh McLennan has the privilege of manage risks associated with the helping our clients find opportunity transition to a low-carbon economy. and navigate pressing issues in the areas of risk, strategy and people. A Given the necessity of a secure energy number of these issues fall within the supply for all, we believe we can best broad spectrum of ESG — from guiding serve communities by working with sustainable investments, to supporting operators of clean energy assets to diversity and inclusion, to improving accelerate progress to a lower carbon healthcare systems, confronting cyber world and with traditional energy threats, and helping close the world’s clients to enable them to make the protection gaps. transition as quickly and responsibly We have a long track record of ESG as possible. engagement and achievements. As the Meanwhile, we’re leading by example, world faces a host of urgent issues, starting with the commitment we including geopolitical instability, announced in March 2022 to set economic uncertainty, social inequities and execute low-carbon transition and the ongoing war in Ukraine, ESG is strategies that chart a path to net-zero an area in which we continue to see an across our operations by 2050 — and opportunity to support our colleagues, reduce our emissions by 50% by 2030. clients and communities. I am proud of the ESG progress we’ve Some of our work takes place as made that you’ll see reflected in this part of broader, global initiatives report, and grateful for our more than such as the UN’s Race to Resilience 85,000 colleagues, who help our clients I am proud of our ESG progress and program, where we’re championing and communities meet their biggest grateful for our more than 85,000 disaster-risk-reduction initiatives that challenges, build resilience and find make communities stronger. But much new possibilities every day. colleagues, who help our clients and of it takes place with clients across All the best, communities meet their biggest our four global businesses, as we help challenges, build resilience and 昀椀nd enable them to meet their ESG goals. Increasingly, our clients’ changing new possibilities every day.” needs require the collective capabilities of Marsh McLennan. John Doyle One of the areas we’re focused President & CEO, Marsh McLennan on is helping businesses develop John Doyle low-carbon business models and President and Chief Executive Officer Overview Environment Social Governance Appendix 2022 ESG REPORT 4